HEALTH BEHAVIOR

This study tests whether tracking only high-calorie, low-nutrition foods (simplified approach) works as well as tracking all foods and calories for weight loss. About 328 adults with overweight or obesity will use a digital program for 12 months. The goal is to see if the simpler…

This study tests whether using a portable air cleaner at home can improve heart health in older adults (ages 55-79) living in Montana, an area with worsening wildfire smoke. Participants will use the device for a period, and researchers will measure changes in their heart disease…

This study tests if a family-based weight management program can slow the start of puberty in girls aged 6.5 to 8 who are overweight or obese. Half the girls will join a 5-month program focused on healthy eating and exercise, while the other half will receive usual care. Research…

This study aims to find the best combination of four dietary strategies—limiting high-calorie foods, eating within a set time window, increasing protein, and increasing fiber—for weight loss in adults with overweight or obesity. Over 12 weeks, 208 participants will track their we…

This study looks at whether adding a smartphone app to group therapy helps teens aged 12-17 who have both depression and overweight. The app is designed to help them practice therapy skills in daily life. Researchers will compare teens who get therapy plus the app to those who ge…

This study is testing a digital platform called MEVA that measures cognitive wellness in healthy adults aged 55 to 75. Researchers want to see if the platform gives consistent results when used twice, about two weeks apart, and whether older adults find it easy and acceptable to …

This study looks at whether trained community members (lay leaders) can teach healthy eating skills to Arab and Jewish women just as well as nutrition experts. About 480 women from disadvantaged areas near Jerusalem will take part. The goal is to see if this 'train the trainer' a…

This study looks at how self-compassion and self-efficacy (belief in your own abilities) relate to body awareness, pain, and healthy lifestyle habits in adults aged 65 and older. Researchers will ask 150 older adults to fill out online questionnaires. The goal is to better unders…

This study surveys 150 healthcare workers from different hospitals to see how much they know about healthy lifestyles, how healthy they are themselves, and what advice they give patients. Researchers will also check their health with simple tests. The goal is to find gaps between…

This study is testing whether a smartphone chatbot that gives personalized exercise advice can help adults aged 65 and older who don't currently exercise to become more active and improve their thinking skills. About 90 participants will either get the chatbot plus educational ma…

This study tests whether a three-session education program can help adults aged 65 and older improve their confidence, healthy habits, and ability to understand health information. One hundred participants from primary care centers will either take the program or receive usual ca…

This study tests a new program designed to help middle school students become more environmentally responsible. The program uses two well-known theories to teach students about climate change and encourage eco-friendly behaviors. Researchers will measure changes in students' atti…